Toyota Sienna Service Manual: Removal
1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM
SST 07110-58060 (07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070, 07117-88080)
HINT: See page AC-172.
2. REMOVE REAR DOOR SCUFF PLATE RH (See page IR-7)
3. REMOVE BACK DOOR SCUFF PLATE (See page IR- 8)
4. REMOVE QUARTER TRIM PANEL ASSEMBLY FRONT RH (See page IR-9)
5. REMOVE ROOF HEADLINING GARNISH REAR (See page IR-9)
6. REMOVE RR WINDOW SIDE GARNISH ASSEMBLY NO.2 RH (See page IR-9)
7. REMOVE AIR DUCT ASSEMBLY
(a) Remove the 2 clips and the air duct assembly from the air conditioning blower assembly.
8. REMOVE COVER SUB-ASSEMBLY
(a) Disengage the 2 claw fittings and remove the cover sub-assembly.
9. REMOVE AIR DUCT ASSEMBLY
(a) Remove the air duct assembly.
10. DISCONNECT HEATER HOSE
(a) Release the claw fittings and release the heater hose clamp.
(b) Using pliers, grip the claws of the 2 clips and slide the clip to disconnect the 2 heater hoses.
11. DISCONNECT AIR CONDITIONING TUBE AND ACCESSORY ASSEMBLY
(a) Remove the 2 bolts and disconnect the air conditioning tube & accessory assembly.
12. REMOVE AIR CONDITIONING BLOWER ASSEMBLY
(a) Disconnect the 4 connectors, release the 3 clamps and separate the wire harness.
(b) Remove the 3 bolts and the air conditioning blower assembly.
Blower unit (for rear air conditioning system)
COMPONENTS
...
Disassembly
1. REMOVE COOLER THERMISTOR NO.1 (for Automatic Air Conditioning System)
(a) Disengage the 2 claw fittings and the clamp and
remove the cooler thermistor No. 1.
2. REMOVE COOLING UNIT MOTOR SUB ...
Other materials:
Power seat switch
Inspection
1. INSPECT FRONT POWER SEAT SWITCH
Inspect the driver side power seat switch.
Measure the resistance according to the
value(s) in the table below.
Standard resistance:
Slide switch
Front vertical switch
Lifter switch
Reclining switch
If the res ...
Installation
1. INSTALL REAR DRIVE SHAFT ASSEMBLY LH
(a) Install the drive shaft to the axle carrier.
NOTICE:
Be careful not to damage the boot and ABS
speed sensor rotor to the drive shaft and oil seal
of the axle hub bearing.
(b) Align the matchmarks and connect the drive shaft to
the side gear shaf ...
Occupant Classification ECU Malfunction
DTC B1795 Occupant Classification ECU Malfunction
DESCRIPTION
DTC B1795 is recorded when a malfunction is detected in the occupant
classification ECU.
Troubleshoot DTC B1771 first when the DTCs B1771 and B1795 are output
simultaneously.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC ...